c59d3e0730f34077064b32a7c4588da953dee33474bacd9748f6f4bac4ad6a3f

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 16:43

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General

Target

c3d9bdbb077e782080a995c983b62817.pdf
Size

97KB
MD5

c3d9bdbb077e782080a995c983b62817
SHA1

526a1209a197e650ef1595031ad89fda72224faf
SHA256

c59d3e0730f34077064b32a7c4588da953dee33474bacd9748f6f4bac4ad6a3f
SHA512

9ec8db36880d3e1be9ae5e6191531ffc47b8f82f64ce3926034aa5226c133d98fce2b23bfe6f855ba039ae6e7c640fc856607cfaf056da84a20611dc983a9991
SSDEEP

3072:71HPPskNzx9fRWOClDGyZggMb5H0ryfbo:7bzx+OClDGHgMbe

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4488	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4488	AcroRd32.exe
4488	AcroRd32.exe
4488	AcroRd32.exe
4488	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 4508	4488	AcroRd32.exe	94
PID 4488 wrote to memory of 4508	4488	AcroRd32.exe	94
PID 4488 wrote to memory of 4508	4488	AcroRd32.exe	94
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1312	4508	RdrCEF.exe	97
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98
PID 4508 wrote to memory of 1412	4508	RdrCEF.exe	98

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\c3d9bdbb077e782080a995c983b62817.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4488
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8E8C4E86066F0B394AC7851CA1321266 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1312
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=5651AB742AD0D788BB20B1C31FF53201 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=5651AB742AD0D788BB20B1C31FF53201 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1412
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=10BC0719BF6EE4120E8C909402D32A02 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=22423814BFB7F837DA39C3B1F238FC6A --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=22423814BFB7F837DA39C3B1F238FC6A --renderer-client-id=5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4204
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=6DD1B78CE9391C132C267C2D82867AD5 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4952
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=BCA07F4E9588908CA5C485451C8B4B38 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3188

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
fda872c09d71f2068fdfe6378530cab6

SHA1
dac23e16229202f0957d4d54b6f8f79890f02efc

SHA256
da5794ad6a1cde0cc4866b24d8af12f9b868bc8e49d24d7c103e846fb5548dfd

SHA512
edfc06030f2e2ec8ff20755a5d54420e794b8bfdb46d5a519f77c15638a0d3bd8502f6c457946dd24a2a10a09cf963ce7ed390b2afd08e6d593dba19927ce1f1

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
5686f0c020be68bcb31be48e9ccf2a83

SHA1
292007bbb56281f34de620dd86992e791fc20b59

SHA256
b23cb83f6d363b492d4b2989a635bca1fd77c1cb06b3a8a2adc63fad51f6458f

SHA512
933c3c197d530965f3767f65917e255d8a035f20e15674d558af776ead3a3854681f8c32e0c033d179ea817cec6ac3de81e10265e483a32aa821962f13393593

Download Submit